]>
Commit | Line | Data |
---|---|---|
3affd5f0 | 1 | dnl Process this file with autoconf to produce a configure script |
6599da04 | 2 | |
a4f74b58 KC |
3 | AC_INIT |
4 | AC_CONFIG_SRCDIR([xmalloc.c]) | |
1f237573 | 5 | AC_CONFIG_MACRO_DIRS([../config]) |
6599da04 | 6 | |
6706f116 AO |
7 | # This works around the fact that libtool configuration may change LD |
8 | # for this particular configuration, but some shells, instead of | |
9 | # keeping the changes in LD private, export them just because LD is | |
10 | # exported. We don't use libtool yet, but some day we might, so... | |
11 | ORIGINAL_LD_FOR_MULTILIBS=$LD | |
12 | ||
3affd5f0 JL |
13 | dnl We use these options to decide which functions to include. |
14 | AC_ARG_WITH(target-subdir, | |
cd862df8 L |
15 | [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) |
16 | AC_ARG_WITH(build-subdir, | |
17 | [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build]) | |
ca6b370d JL |
18 | AC_ARG_WITH(cross-host, |
19 | [ --with-cross-host=HOST Configuring with a cross compiler]) | |
3affd5f0 JL |
20 | AC_ARG_WITH(newlib, |
21 | [ --with-newlib Configuring with newlib]) | |
6599da04 | 22 | |
3affd5f0 | 23 | if test "${srcdir}" = "."; then |
cd862df8 L |
24 | if test -n "${with_build_subdir}"; then |
25 | libiberty_topdir="${srcdir}/../.." | |
26 | with_target_subdir= | |
27 | elif test -z "${with_target_subdir}"; then | |
3affd5f0 JL |
28 | libiberty_topdir="${srcdir}/.." |
29 | else | |
30 | if test "${with_target_subdir}" != "."; then | |
31 | libiberty_topdir="${srcdir}/${with_multisrctop}../.." | |
32 | else | |
33 | libiberty_topdir="${srcdir}/${with_multisrctop}.." | |
34 | fi | |
35 | fi | |
36 | else | |
37 | libiberty_topdir="${srcdir}/.." | |
38 | fi | |
d8c22ce7 | 39 | AC_SUBST(libiberty_topdir) |
3affd5f0 JL |
40 | AC_CONFIG_AUX_DIR($libiberty_topdir) |
41 | ||
aaa5f039 DD |
42 | dnl Very limited version of automake's enable-maintainer-mode |
43 | ||
44 | AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) | |
45 | dnl maintainer-mode is disabled by default | |
46 | AC_ARG_ENABLE(maintainer-mode, | |
47 | [ --enable-maintainer-mode | |
48 | enable make rules and dependencies not useful | |
49 | (and sometimes confusing) to the casual installer], | |
50 | maintainer_mode=$enableval, | |
51 | maintainer_mode=no) | |
52 | ||
53 | AC_MSG_RESULT($maintainer_mode) | |
54 | ||
55 | if test "$maintainer_mode" = "yes"; then | |
56 | MAINT='' | |
57 | NOTMAINT='#' | |
58 | else | |
59 | MAINT='#' | |
60 | NOTMAINT='' | |
61 | fi | |
62 | AC_SUBST(MAINT)dnl | |
63 | AC_SUBST(NOTMAINT)dnl | |
64 | ||
909b30a1 EG |
65 | if test -z "$ETAGS"; then |
66 | ETAGS=etags | |
67 | fi | |
68 | AC_SUBST([ETAGS]) | |
69 | ||
ae9092da DD |
70 | # Do we have a single-tree copy of texinfo? Even if we do, we can't |
71 | # rely on it - libiberty is built before texinfo. | |
72 | AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, ) | |
f749bd83 AM |
73 | if test "x$MAKEINFO" = "x"; then |
74 | MAKEINFO="@echo makeinfo missing; true" | |
ae9092da | 75 | BUILD_INFO= |
f749bd83 AM |
76 | else |
77 | BUILD_INFO=info | |
c0590bfd L |
78 | case "$MAKEINFO" in |
79 | */missing\ makeinfo*) | |
f749bd83 AM |
80 | BUILD_INFO= |
81 | AC_MSG_WARN([ | |
c0590bfd L |
82 | *** Makeinfo is missing. Info documentation will not be built.]) |
83 | ;; | |
84 | *) | |
85 | case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in | |
86 | x*\ [[1-3]].* ) | |
87 | MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true" | |
88 | BUILD_INFO= | |
89 | AC_MSG_WARN([ | |
ae9092da | 90 | *** Makeinfo is too old. Info documentation will not be built.]) |
c0590bfd L |
91 | ;; |
92 | esac | |
f749bd83 AM |
93 | ;; |
94 | esac | |
95 | fi | |
ae9092da | 96 | AC_SUBST(MAKEINFO) |
aaa5f039 DD |
97 | AC_SUBST(BUILD_INFO) |
98 | ||
99 | AC_CHECK_PROG(PERL, perl, perl, ) | |
100 | if test x"$PERL" = x""; then | |
101 | HAVE_PERL='#' | |
102 | else | |
103 | HAVE_PERL='' | |
104 | fi | |
105 | AC_SUBST(HAVE_PERL) | |
106 | ||
3affd5f0 JL |
107 | AC_CANONICAL_HOST |
108 | ||
109 | dnl When we start using automake: | |
110 | dnl AM_INIT_AUTOMAKE(libiberty, 1.0) | |
111 | ||
112 | dnl These must be called before AM_PROG_LIBTOOL, because it may want | |
113 | dnl to call AC_CHECK_PROG. | |
114 | AC_CHECK_TOOL(AR, ar) | |
115 | AC_CHECK_TOOL(RANLIB, ranlib, :) | |
116 | ||
abea993f GK |
117 | dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB. |
118 | # Add --enable-multilib to configure. | |
119 | # Default to --enable-multilib | |
120 | AC_ARG_ENABLE(multilib, | |
121 | [ --enable-multilib build many library versions (default)], | |
122 | [case "$enableval" in | |
123 | yes) multilib=yes ;; | |
124 | no) multilib=no ;; | |
125 | *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;; | |
126 | esac], | |
127 | [multilib=yes]) | |
128 | ||
129 | # Even if the default multilib is not a cross compilation, | |
130 | # it may be that some of the other multilibs are. | |
131 | if test $cross_compiling = no && test $multilib = yes \ | |
132 | && test "x${with_multisubdir}" != x ; then | |
133 | cross_compiling=maybe | |
134 | fi | |
135 | ||
8c9fddf4 MB |
136 | # We may wish to install the target headers somewhere. |
137 | AC_MSG_CHECKING([whether to install libiberty headers and static library]) | |
138 | dnl install-libiberty is disabled by default | |
139 | ||
140 | AC_ARG_ENABLE(install-libiberty, | |
141 | [ --enable-install-libiberty Install headers and library for end users], | |
142 | enable_install_libiberty=$enableval, | |
143 | enable_install_libiberty=no)dnl | |
144 | ||
145 | # Option parsed, now set things appropriately. | |
146 | case x"$enable_install_libiberty" in | |
147 | xyes|x) | |
148 | target_header_dir=libiberty | |
149 | ;; | |
150 | xno) | |
151 | target_header_dir= | |
152 | ;; | |
153 | *) | |
154 | # This could be sanity-checked in various ways... | |
155 | target_header_dir="${enable_install_libiberty}" | |
156 | ;; | |
157 | esac | |
158 | AC_MSG_RESULT($enable_install_libiberty) | |
159 | AC_MSG_NOTICE([target_header_dir = $target_header_dir]) | |
160 | ||
238235ef DJ |
161 | GCC_NO_EXECUTABLES |
162 | AC_PROG_CC | |
f50f17e6 | 163 | AC_GNU_SOURCE |
d208e2d2 | 164 | AC_SYS_LARGEFILE |
b033df90 | 165 | AC_PROG_CPP_WERROR |
238235ef | 166 | |
aa2480c5 | 167 | ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ |
3eb89071 MW |
168 | -Wstrict-prototypes \ |
169 | -Wshadow=local], [ac_libiberty_warn_cflags]) | |
aa2480c5 | 170 | ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) |
3affd5f0 | 171 | |
24f2cabb L |
172 | AC_PROG_CC_C_O |
173 | # autoconf is lame and doesn't give us any substitution variable for this. | |
174 | if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then | |
175 | NO_MINUS_C_MINUS_O=yes | |
176 | else | |
177 | OUTPUT_OPTION='-o $@' | |
178 | fi | |
179 | AC_SUBST(NO_MINUS_C_MINUS_O) | |
180 | AC_SUBST(OUTPUT_OPTION) | |
181 | ||
d1209685 ZW |
182 | AC_C_CONST |
183 | AC_C_INLINE | |
fbc1bc09 | 184 | AC_C_BIGENDIAN |
3affd5f0 | 185 | |
24f2cabb | 186 | dnl When we start using libtool: |
3affd5f0 JL |
187 | dnl Default to a non shared library. This may be overridden by the |
188 | dnl configure option --enable-shared. | |
24f2cabb | 189 | dnl AM_DISABLE_SHARED |
3affd5f0 | 190 | |
24f2cabb L |
191 | dnl When we start using libtool: |
192 | dnl AM_PROG_LIBTOOL | |
3affd5f0 JL |
193 | |
194 | dnl When we start using automake: | |
195 | dnl AM_CONFIG_HEADER(config.h:config.in) | |
196 | AC_CONFIG_HEADER(config.h:config.in) | |
197 | ||
198 | dnl When we start using automake: | |
199 | dnl AM_MAINTAINER_MODE | |
dd8f3ed5 | 200 | dnl AC_EXEEXT |
3affd5f0 JL |
201 | |
202 | dnl When we start using automake: | |
203 | dnl AM_PROG_INSTALL | |
204 | AC_PROG_INSTALL | |
6599da04 | 205 | |
769b009e KC |
206 | # Don't build the shared library for build. |
207 | if [[ -n "${with_build_subdir}" ]]; then | |
208 | enable_shared=no | |
209 | fi | |
210 | ||
211 | frag= | |
212 | case "${host}" in | |
213 | rs6000-ibm-aix3.1 | rs6000-ibm-aix) | |
214 | frag=mh-aix ;; | |
215 | *-*-cxux7*) frag=mh-cxux7 ;; | |
216 | *-*-freebsd2.1.*) frag=mh-fbsd21 ;; | |
217 | *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; | |
218 | i370-*-opened*) frag=mh-openedition ;; | |
219 | i[[34567]]86-*-windows*) frag=mh-windows ;; | |
220 | esac | |
221 | ||
222 | if [[ -n "${frag}" ]]; then | |
c91c9c2e | 223 | frag=${libiberty_topdir}/libiberty/config/$frag |
769b009e KC |
224 | fi |
225 | ||
e3aa9eba RO |
226 | GCC_PICFLAG |
227 | ||
769b009e KC |
228 | # If they didn't specify --enable-shared, don't generate shared libs. |
229 | case "${enable_shared}" in | |
230 | yes) shared=yes ;; | |
231 | no) shared=no ;; | |
232 | "") shared=no ;; | |
233 | *) shared=yes ;; | |
234 | esac | |
459260ec DM |
235 | |
236 | # ...unless --enable-host-shared was passed from top-level config: | |
237 | if [[ "${enable_host_shared}" = "yes" ]]; then | |
238 | shared=yes | |
239 | fi | |
240 | ||
e3aa9eba RO |
241 | if [[ "${shared}" != "yes" ]]; then |
242 | PICFLAG= | |
769b009e | 243 | fi |
c91c9c2e | 244 | AC_SUBST(PICFLAG) |
769b009e | 245 | |
4f148bbc JJ |
246 | NOASANFLAG= |
247 | case " ${CFLAGS} " in | |
248 | *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; | |
170e618e | 249 | *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;; |
4f148bbc JJ |
250 | esac |
251 | AC_SUBST(NOASANFLAG) | |
252 | ||
8fc8bf80 L |
253 | GCC_CET_HOST_FLAGS(CET_HOST_FLAGS) |
254 | AC_SUBST(CET_HOST_FLAGS) | |
255 | ||
769b009e KC |
256 | echo "# Warning: this fragment is automatically generated" > temp-frag |
257 | ||
c91c9c2e PB |
258 | if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then |
259 | echo "Appending ${frag} to xhost-mkfrag" | |
260 | echo "# Following fragment copied from ${frag}" >> temp-frag | |
261 | cat ${frag} >> temp-frag | |
262 | fi | |
769b009e KC |
263 | |
264 | # record if we want to build shared libs. | |
265 | if [[ "${shared}" = "yes" ]]; then | |
266 | echo enable_shared = yes >> temp-frag | |
267 | else | |
268 | echo enable_shared = no >> temp-frag | |
269 | fi | |
270 | ||
271 | frag=xhost-mkfrag | |
272 | ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag | |
273 | ||
6599da04 | 274 | host_makefile_frag=${frag} |
3affd5f0 JL |
275 | AC_SUBST_FILE(host_makefile_frag) |
276 | ||
277 | # It's OK to check for header files. Although the compiler may not be | |
278 | # able to link anything, it had better be able to at least compile | |
279 | # something. | |
52ae149d | 280 | AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h) |
a6458d1d | 281 | AC_HEADER_SYS_WAIT |
c6451ce1 | 282 | AC_HEADER_TIME |
6599da04 | 283 | |
3b58c099 MS |
284 | libiberty_AC_DECLARE_ERRNO |
285 | ||
ea41822a | 286 | # Determine sizes of some types. |
d49d0907 | 287 | AC_CHECK_SIZEOF([int]) |
ea41822a | 288 | AC_CHECK_SIZEOF([long]) |
126e0b6b | 289 | AC_CHECK_SIZEOF([size_t]) |
ea41822a YG |
290 | |
291 | # Check for presense of long long | |
292 | AC_CHECK_TYPE([long long], | |
293 | [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], | |
294 | []) | |
d49d0907 | 295 | |
9bf3c9cc RH |
296 | # Look for a 64-bit type. |
297 | AC_MSG_CHECKING([for a 64-bit type]) | |
298 | AC_CACHE_VAL(liberty_cv_uint64, | |
299 | [AC_TRY_COMPILE( | |
300 | [#ifdef HAVE_STDINT_H | |
301 | #include <stdint.h> | |
302 | #endif], | |
303 | [extern uint64_t foo;], | |
304 | liberty_cv_uint64=uint64_t, | |
305 | [AC_TRY_COMPILE( | |
306 | [#ifdef HAVE_LIMITS_H | |
307 | #include <limits.h> | |
308 | #endif | |
309 | #ifndef CHAR_BIT | |
310 | #define CHAR_BIT 8 | |
311 | #endif], | |
312 | [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], | |
313 | liberty_cv_uint64="unsigned long", | |
314 | [AC_TRY_COMPILE( | |
315 | [#ifdef HAVE_LIMITS_H | |
316 | #include <limits.h> | |
317 | #endif | |
318 | #ifndef CHAR_BIT | |
319 | #define CHAR_BIT 8 | |
320 | #endif], | |
321 | [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], | |
322 | liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) | |
323 | AC_MSG_RESULT($liberty_cv_uint64) | |
324 | if test "$liberty_cv_uint64" != none; then | |
6489430a MR |
325 | AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, |
326 | [Define to an unsigned 64-bit type available in the compiler.]) | |
9bf3c9cc RH |
327 | fi |
328 | ||
0e497905 OS |
329 | AC_TYPE_INTPTR_T |
330 | AC_TYPE_UINTPTR_T | |
1cfabf34 | 331 | AC_TYPE_SSIZE_T |
0e497905 | 332 | |
39e8d049 KG |
333 | # Given the above check, we always have uintptr_t or a fallback |
334 | # definition. So define HAVE_UINTPTR_T in case any imported code | |
335 | # relies on it. | |
336 | AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) | |
d3982b71 | 337 | |
deae2ed9 MM |
338 | AC_TYPE_PID_T |
339 | ||
3affd5f0 JL |
340 | # This is the list of functions which libiberty will provide if they |
341 | # are not available on the host. | |
342 | ||
343 | funcs="asprintf" | |
344 | funcs="$funcs atexit" | |
345 | funcs="$funcs basename" | |
346 | funcs="$funcs bcmp" | |
347 | funcs="$funcs bcopy" | |
dac45916 | 348 | funcs="$funcs bsearch" |
3affd5f0 | 349 | funcs="$funcs bzero" |
a9acf741 | 350 | funcs="$funcs calloc" |
3affd5f0 | 351 | funcs="$funcs clock" |
29650b2b | 352 | funcs="$funcs ffs" |
3affd5f0 JL |
353 | funcs="$funcs getcwd" |
354 | funcs="$funcs getpagesize" | |
17049f0b | 355 | funcs="$funcs gettimeofday" |
3affd5f0 JL |
356 | funcs="$funcs index" |
357 | funcs="$funcs insque" | |
358 | funcs="$funcs memchr" | |
359 | funcs="$funcs memcmp" | |
360 | funcs="$funcs memcpy" | |
5fbd9447 | 361 | funcs="$funcs memmem" |
3affd5f0 | 362 | funcs="$funcs memmove" |
029bcc09 | 363 | funcs="$funcs mempcpy" |
3affd5f0 | 364 | funcs="$funcs memset" |
687361c8 | 365 | funcs="$funcs mkstemps" |
9eb4080f | 366 | funcs="$funcs putenv" |
3affd5f0 JL |
367 | funcs="$funcs random" |
368 | funcs="$funcs rename" | |
369 | funcs="$funcs rindex" | |
9eb4080f | 370 | funcs="$funcs setenv" |
bd3fbc6b | 371 | funcs="$funcs snprintf" |
3affd5f0 | 372 | funcs="$funcs sigsetmask" |
029bcc09 KG |
373 | funcs="$funcs stpcpy" |
374 | funcs="$funcs stpncpy" | |
3affd5f0 JL |
375 | funcs="$funcs strcasecmp" |
376 | funcs="$funcs strchr" | |
377 | funcs="$funcs strdup" | |
378 | funcs="$funcs strncasecmp" | |
17998b22 | 379 | funcs="$funcs strndup" |
9a9baa52 | 380 | funcs="$funcs strnlen" |
3affd5f0 JL |
381 | funcs="$funcs strrchr" |
382 | funcs="$funcs strstr" | |
383 | funcs="$funcs strtod" | |
384 | funcs="$funcs strtol" | |
385 | funcs="$funcs strtoul" | |
ea41822a YG |
386 | funcs="$funcs strtoll" |
387 | funcs="$funcs strtoull" | |
83fbfe42 | 388 | funcs="$funcs strverscmp" |
3affd5f0 JL |
389 | funcs="$funcs tmpnam" |
390 | funcs="$funcs vasprintf" | |
391 | funcs="$funcs vfprintf" | |
392 | funcs="$funcs vprintf" | |
bd3fbc6b | 393 | funcs="$funcs vsnprintf" |
3affd5f0 JL |
394 | funcs="$funcs vsprintf" |
395 | funcs="$funcs waitpid" | |
6e9bd0f8 | 396 | funcs="$funcs setproctitle" |
3affd5f0 JL |
397 | |
398 | # Also in the old function.def file: alloca, vfork, getopt. | |
399 | ||
aa9dc53d | 400 | vars="sys_errlist sys_nerr sys_siglist" |
3affd5f0 | 401 | |
d423df48 | 402 | checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ |
df1346b4 | 403 | getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \ |
fbb334a6 | 404 | realpath setrlimit spawnve spawnvpe strerror strsignal sysconf sysctl \ |
d423df48 | 405 | sysmp table times wait3 wait4" |
3affd5f0 | 406 | |
fbb334a6 IS |
407 | #Â Darwin has sbrk, but it is deprecated and that produces build-time warnings |
408 | #Â so do not check for it. | |
409 | case "${host}" in | |
410 | *-*-darwin*) ;; | |
411 | *) checkfuncs="$checkfuncs sbrk" | |
412 | esac | |
413 | ||
3affd5f0 JL |
414 | # These are neither executed nor required, but they help keep |
415 | # autoheader happy without adding a bunch of text to acconfig.h. | |
416 | if test "x" = "y"; then | |
59a8dc25 BE |
417 | AC_CHECK_FUNCS(asprintf atexit \ |
418 | basename bcmp bcopy bsearch bzero \ | |
419 | calloc canonicalize_file_name clock \ | |
3b63ca7e | 420 | dup3 \ |
59a8dc25 | 421 | ffs __fsetlocking \ |
d423df48 | 422 | getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ |
59a8dc25 BE |
423 | index insque \ |
424 | memchr memcmp memcpy memmem memmove memset mkstemps \ | |
425 | on_exit \ | |
df1346b4 | 426 | pipe2 psignal pstat_getdynamic pstat_getstatic putenv \ |
59a8dc25 | 427 | random realpath rename rindex \ |
d423df48 | 428 | sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ |
3b63ca7e | 429 | stpcpy stpncpy strcasecmp strchr strdup \ |
9a9baa52 | 430 | strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ |
ea41822a | 431 | strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ |
59a8dc25 BE |
432 | table times tmpnam \ |
433 | vasprintf vfprintf vprintf vsprintf \ | |
434 | wait3 wait4 waitpid) | |
63d9caf9 | 435 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen]) |
d1209685 ZW |
436 | AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) |
437 | AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) | |
438 | AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) | |
6599da04 JM |
439 | fi |
440 | ||
3affd5f0 JL |
441 | # For each of these functions, if the host does not provide the |
442 | # function we want to put FN.o in LIBOBJS, and if the host does | |
b548dffb | 443 | # provide the function, we want to define HAVE_FN in config.h. |
3affd5f0 JL |
444 | |
445 | setobjs= | |
7c72138a | 446 | CHECK= |
3affd5f0 JL |
447 | if test -n "${with_target_subdir}"; then |
448 | ||
ca6b370d | 449 | # We are being configured as a target library. AC_REPLACE_FUNCS |
3affd5f0 | 450 | # may not work correctly, because the compiler may not be able to |
ca6b370d JL |
451 | # link executables. Note that we may still be being configured |
452 | # native. | |
3affd5f0 JL |
453 | |
454 | # If we are being configured for newlib, we know which functions | |
455 | # newlib provide and which ones we will be expected to provide. | |
456 | ||
457 | if test "x${with_newlib}" = "xyes"; then | |
238235ef DJ |
458 | AC_LIBOBJ([asprintf]) |
459 | AC_LIBOBJ([basename]) | |
460 | AC_LIBOBJ([insque]) | |
461 | AC_LIBOBJ([random]) | |
462 | AC_LIBOBJ([strdup]) | |
463 | AC_LIBOBJ([vasprintf]) | |
3affd5f0 JL |
464 | |
465 | for f in $funcs; do | |
466 | case "$f" in | |
ca6b370d | 467 | asprintf | basename | insque | random | strdup | vasprintf) |
3affd5f0 JL |
468 | ;; |
469 | *) | |
470 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
471 | AC_DEFINE_UNQUOTED($n) | |
472 | ;; | |
473 | esac | |
474 | done | |
475 | ||
476 | # newlib doesnt provide any of the variables in $vars, so we | |
477 | # dont have to check them here. | |
478 | ||
ca6b370d | 479 | # Of the functions in $checkfuncs, newlib only has strerror. |
c1300f45 | 480 | AC_DEFINE(HAVE_STRERROR) |
3affd5f0 JL |
481 | |
482 | setobjs=yes | |
483 | ||
484 | fi | |
7c72138a | 485 | |
70aec81b CV |
486 | # If we are being configured for Mingw, we know which functions |
487 | # Mingw provides and which ones we will be expected to provide. | |
488 | ||
489 | case "${host}" in | |
490 | *-*-mingw*) | |
491 | AC_LIBOBJ([asprintf]) | |
492 | AC_LIBOBJ([basename]) | |
493 | AC_LIBOBJ([bcmp]) | |
494 | AC_LIBOBJ([bcopy]) | |
495 | AC_LIBOBJ([bzero]) | |
496 | AC_LIBOBJ([clock]) | |
497 | AC_LIBOBJ([ffs]) | |
498 | AC_LIBOBJ([getpagesize]) | |
499 | AC_LIBOBJ([index]) | |
500 | AC_LIBOBJ([insque]) | |
501 | AC_LIBOBJ([mempcpy]) | |
502 | AC_LIBOBJ([mkstemps]) | |
503 | AC_LIBOBJ([random]) | |
504 | AC_LIBOBJ([rindex]) | |
505 | AC_LIBOBJ([sigsetmask]) | |
506 | AC_LIBOBJ([stpcpy]) | |
507 | AC_LIBOBJ([stpncpy]) | |
508 | AC_LIBOBJ([strndup]) | |
9a9baa52 | 509 | AC_LIBOBJ([strnlen]) |
70aec81b CV |
510 | AC_LIBOBJ([strverscmp]) |
511 | AC_LIBOBJ([vasprintf]) | |
512 | AC_LIBOBJ([waitpid]) | |
513 | ||
514 | for f in $funcs; do | |
515 | case "$f" in | |
9a9baa52 | 516 | asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) |
70aec81b CV |
517 | ;; |
518 | *) | |
519 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
520 | AC_DEFINE_UNQUOTED($n) | |
521 | ;; | |
522 | esac | |
523 | done | |
524 | ||
525 | # Mingw doesnt provide any of the variables in $vars, so we | |
526 | # dont have to check them here. | |
527 | ||
528 | # Of the functions in $checkfuncs, Mingw only has strerror. | |
529 | AC_DEFINE(HAVE_STRERROR) | |
530 | ||
01459fb5 EZ |
531 | setobjs=yes |
532 | ;; | |
533 | ||
534 | *-*-msdosdjgpp) | |
535 | AC_LIBOBJ([vasprintf]) | |
536 | AC_LIBOBJ([vsnprintf]) | |
537 | AC_LIBOBJ([snprintf]) | |
538 | AC_LIBOBJ([asprintf]) | |
539 | ||
540 | for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ | |
541 | getcwd getpagesize getrusage gettimeofday \ | |
542 | index insque memchr memcmp memcpy memmove memset psignal \ | |
543 | putenv random rename rindex sbrk setenv stpcpy strcasecmp \ | |
544 | strchr strdup strerror strncasecmp strrchr strstr strtod \ | |
545 | strtol strtoul sysconf times tmpnam vfprintf vprintf \ | |
546 | vsprintf waitpid | |
547 | do | |
548 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
549 | AC_DEFINE_UNQUOTED($n) | |
550 | done | |
551 | ||
552 | ||
70aec81b CV |
553 | setobjs=yes |
554 | ;; | |
555 | ||
556 | esac | |
557 | ||
7c72138a TT |
558 | else |
559 | ||
560 | # Not a target library, so we set things up to run the test suite. | |
a584cf65 | 561 | CHECK=really-check |
7c72138a | 562 | |
3affd5f0 JL |
563 | fi |
564 | ||
7c72138a | 565 | AC_SUBST(CHECK) |
48d7db63 | 566 | AC_SUBST(target_header_dir) |
7c72138a | 567 | |
b1c45ae4 | 568 | case "${host}" in |
46af757b | 569 | *-*-cygwin* | *-*-mingw*) |
c1300f45 KC |
570 | AC_DEFINE(HAVE_SYS_ERRLIST) |
571 | AC_DEFINE(HAVE_SYS_NERR) | |
b1c45ae4 CF |
572 | ;; |
573 | esac | |
574 | ||
3affd5f0 JL |
575 | if test -z "${setobjs}"; then |
576 | case "${host}" in | |
577 | ||
578 | *-*-vxworks*) | |
579 | # Handle VxWorks configuration specially, since on VxWorks the | |
580 | # libraries are actually on the target board, not in the file | |
581 | # system. | |
238235ef DJ |
582 | AC_LIBOBJ([basename]) |
583 | AC_LIBOBJ([getpagesize]) | |
584 | AC_LIBOBJ([insque]) | |
585 | AC_LIBOBJ([random]) | |
586 | AC_LIBOBJ([strcasecmp]) | |
587 | AC_LIBOBJ([strncasecmp]) | |
588 | AC_LIBOBJ([strdup]) | |
589 | AC_LIBOBJ([vfork]) | |
590 | AC_LIBOBJ([waitpid]) | |
591 | AC_LIBOBJ([vasprintf]) | |
3affd5f0 JL |
592 | for f in $funcs; do |
593 | case "$f" in | |
594 | basename | getpagesize | insque | random | strcasecmp) | |
595 | ;; | |
596 | strncasecmp | strdup | vfork | waitpid | vasprintf) | |
597 | ;; | |
598 | *) | |
599 | n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
600 | AC_DEFINE_UNQUOTED($n) | |
601 | ;; | |
602 | esac | |
603 | done | |
604 | ||
605 | # VxWorks doesn't provide any of the variables in $vars, so we | |
606 | # don't have to check them here. | |
607 | ||
608 | # Of the functions in $checkfuncs, VxWorks only has strerror. | |
c1300f45 | 609 | AC_DEFINE(HAVE_STRERROR) |
3affd5f0 JL |
610 | |
611 | setobjs=yes | |
612 | ;; | |
613 | ||
614 | esac | |
615 | fi | |
616 | ||
617 | if test -z "${setobjs}"; then | |
618 | ||
619 | case "${host}" in | |
620 | ||
41fdbd54 JB |
621 | *-*-android*) |
622 | # On android, getpagesize is defined in unistd.h as a static inline | |
623 | # function, which AC_CHECK_FUNCS does not handle properly. | |
624 | ac_cv_func_getpagesize=yes | |
625 | ;; | |
626 | ||
a0864ce8 JDA |
627 | hppa*-*-hpux*) |
628 | # Replace system snprintf and vsnprintf with libiberty implementations. | |
629 | AC_LIBOBJ([snprintf]) | |
630 | AC_LIBOBJ([vsnprintf]) | |
631 | ;; | |
632 | ||
3affd5f0 JL |
633 | *-*-mingw32*) |
634 | # Under mingw32, sys_nerr and sys_errlist exist, but they are | |
635 | # macros, so the test below won't find them. | |
d1209685 ZW |
636 | libiberty_cv_var_sys_nerr=yes |
637 | libiberty_cv_var_sys_errlist=yes | |
3affd5f0 JL |
638 | ;; |
639 | ||
b3df8be1 | 640 | *-*-msdosdjgpp*) |
fe8ee922 DD |
641 | # vfork and fork are stubs. |
642 | ac_cv_func_vfork_works=no | |
643 | ;; | |
644 | ||
89f602a7 MK |
645 | *-*-uwin*) |
646 | # Under some versions of uwin, vfork is notoriously buggy and the test | |
647 | # can hang configure; on other versions, vfork exists just as a stub. | |
648 | # FIXME: This should be removed once vfork in uwin's runtime is fixed. | |
649 | ac_cv_func_vfork_works=no | |
62133b5e MK |
650 | # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are |
651 | # macros (actually, these are imported from a DLL, but the end effect | |
652 | # is the same), so the test below won't find them. | |
d1209685 ZW |
653 | libiberty_cv_var_sys_nerr=yes |
654 | libiberty_cv_var_sys_errlist=yes | |
89f602a7 MK |
655 | ;; |
656 | ||
ee262b6f DR |
657 | *-*-*vms*) |
658 | # Under VMS, vfork works very different than on Unix. The standard test | |
659 | # won't work, and it isn't easily adaptable. It makes more sense to | |
660 | # just force it. | |
661 | ac_cv_func_vfork_works=yes | |
662 | ;; | |
663 | ||
3affd5f0 JL |
664 | esac |
665 | ||
666 | # We haven't set the list of objects yet. Use the standard autoconf | |
667 | # tests. This will only work if the compiler works. | |
238235ef | 668 | AC_ISC_POSIX |
3affd5f0 | 669 | AC_REPLACE_FUNCS($funcs) |
b548dffb | 670 | libiberty_AC_FUNC_C_ALLOCA |
a4f74b58 | 671 | AC_FUNC_FORK |
3affd5f0 | 672 | if test $ac_cv_func_vfork_works = no; then |
238235ef | 673 | AC_LIBOBJ([vfork]) |
3affd5f0 | 674 | fi |
e490616e ZW |
675 | # We only need _doprnt if we might use it to implement v*printf. |
676 | if test $ac_cv_func_vprintf != yes \ | |
677 | || test $ac_cv_func_vfprintf != yes \ | |
678 | || test $ac_cv_func_vsprintf != yes; then | |
679 | AC_REPLACE_FUNCS(_doprnt) | |
9ce3f7e5 DD |
680 | else |
681 | AC_CHECK_FUNCS(_doprnt) | |
e490616e ZW |
682 | fi |
683 | ||
3affd5f0 JL |
684 | for v in $vars; do |
685 | AC_MSG_CHECKING([for $v]) | |
686 | AC_CACHE_VAL(libiberty_cv_var_$v, | |
f418bc3c | 687 | [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])], |
a4f74b58 KC |
688 | [eval "libiberty_cv_var_$v=yes"], |
689 | [eval "libiberty_cv_var_$v=no"])]) | |
3affd5f0 JL |
690 | if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then |
691 | AC_MSG_RESULT(yes) | |
692 | n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` | |
693 | AC_DEFINE_UNQUOTED($n) | |
6599da04 | 694 | else |
3affd5f0 | 695 | AC_MSG_RESULT(no) |
6599da04 | 696 | fi |
3affd5f0 | 697 | done |
aa9dc53d ACY |
698 | |
699 | # special check for _system_configuration because AIX <4.3.2 do not | |
700 | # contain the `physmem' member. | |
701 | AC_MSG_CHECKING([for external symbol _system_configuration]) | |
a4f74b58 KC |
702 | AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]], |
703 | [[double x = _system_configuration.physmem;]])], | |
aa9dc53d ACY |
704 | [AC_MSG_RESULT([yes]) |
705 | AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, | |
a4f74b58 | 706 | [Define if you have the _system_configuration variable.])], |
aa9dc53d ACY |
707 | [AC_MSG_RESULT([no])]) |
708 | ||
3affd5f0 | 709 | AC_CHECK_FUNCS($checkfuncs) |
c3f247f4 | 710 | AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
fbb334a6 IS |
711 | AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc]) |
712 | case "${host}" in | |
713 | *-*-darwin*) ;; # Darwin's sbrk implementation is deprecated. | |
714 | *) AC_CHECK_DECLS([sbrk]);; | |
715 | esac | |
2d3a2063 | 716 | AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) |
83fbfe42 | 717 | AC_CHECK_DECLS([strverscmp]) |
63d9caf9 | 718 | AC_CHECK_DECLS([strnlen]) |
4876b2b4 | 719 | libiberty_NEED_DECLARATION(canonicalize_file_name) |
3affd5f0 JL |
720 | fi |
721 | ||
55d0e5e0 ZW |
722 | # Figure out which version of pexecute to use. |
723 | case "${host}" in | |
16f60fcb TG |
724 | *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; |
725 | *-*-msdosdjgpp*) pexecute=pex-djgpp ;; | |
726 | *-*-msdos*) pexecute=pex-msdos ;; | |
727 | *) pexecute=pex-unix ;; | |
55d0e5e0 ZW |
728 | esac |
729 | AC_SUBST(pexecute) | |
730 | ||
a9266bfa KG |
731 | libiberty_AC_FUNC_STRNCMP |
732 | ||
3affd5f0 JL |
733 | # Install a library built with a cross compiler in $(tooldir) rather |
734 | # than $(libdir). | |
ca6b370d | 735 | if test -z "${with_cross_host}"; then |
3affd5f0 JL |
736 | INSTALL_DEST=libdir |
737 | else | |
738 | INSTALL_DEST=tooldir | |
6599da04 | 739 | fi |
3affd5f0 JL |
740 | AC_SUBST(INSTALL_DEST) |
741 | ||
ad49d865 L |
742 | m4_pattern_allow(LIBOBJS) |
743 | L="" | |
744 | for l in x $LIBOBJS; do | |
745 | case $l in | |
746 | x) ;; | |
747 | *) L="$L ./$l" ;; | |
748 | esac | |
749 | done | |
750 | LIBOBJS="$L" | |
751 | ||
cf61af07 CD |
752 | dnl Required by html and install-html |
753 | AC_SUBST(datarootdir) | |
754 | AC_SUBST(docdir) | |
755 | AC_SUBST(htmldir) | |
756 | ||
3affd5f0 | 757 | # We need multilib support, but only if configuring for the target. |
a4f74b58 KC |
758 | AC_CONFIG_FILES([Makefile testsuite/Makefile]) |
759 | AC_CONFIG_COMMANDS([default], | |
760 | [[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h | |
3affd5f0 | 761 | if test -n "$CONFIG_FILES"; then |
27cfe310 | 762 | if test -n "${with_target_subdir}"; then |
3affd5f0 JL |
763 | # FIXME: We shouldn't need to set ac_file |
764 | ac_file=Makefile | |
6706f116 | 765 | LD="${ORIGINAL_LD_FOR_MULTILIBS}" |
3affd5f0 JL |
766 | . ${libiberty_topdir}/config-ml.in |
767 | fi | |
a4f74b58 KC |
768 | fi]], |
769 | [[srcdir=${srcdir} | |
3affd5f0 JL |
770 | host=${host} |
771 | target=${target} | |
772 | with_target_subdir=${with_target_subdir} | |
773 | with_multisubdir=${with_multisubdir} | |
774 | ac_configure_args="--enable-multilib ${ac_configure_args}" | |
775 | CONFIG_SHELL=${CONFIG_SHELL-/bin/sh} | |
3343fdd2 | 776 | ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}" |
3affd5f0 | 777 | libiberty_topdir=${libiberty_topdir} |
a4f74b58 KC |
778 | ]]) |
779 | AC_OUTPUT |